/* ==========================================================================
   CAMPEONATO SENIOR - ESTILO CHAMPIONS LEAGUE (UEFA PREMIUM SPORT)
   TOTALMENTE ADAPTABLE PARA CELULARES Y ESCRITORIO + EXPORTADOR INSTAGRAM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,400;0,600;0,700;0,800;0,900;1,800&family=Outfit:wght@400;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  /* Champions League Midnight Navy & Electric Star Palette */
  --ucl-deep-space: #030712;
  --ucl-navy-dark: #070d24;
  --ucl-navy-card: rgba(10, 19, 48, 0.85);
  --ucl-navy-hover: rgba(18, 33, 78, 0.95);
  
  --ucl-cyan-glow: #00d2ff;
  --ucl-blue-electric: #2563eb;
  --ucl-blue-deep: #1e3a8a;
  --ucl-silver: #e2e8f0;
  --ucl-silver-dim: #94a3b8;
  --ucl-gold: #fbbf24;
  --ucl-gold-glow: rgba(251, 191, 36, 0.3);
  --ucl-emerald: #10b981;
  --ucl-rose: #f43f5e;

  --border-star: rgba(0, 210, 255, 0.18);
  --border-glass: rgba(255, 255, 255, 0.1);
  --border-glass-bright: rgba(255, 255, 255, 0.25);

  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --shadow-ucl: 0 10px 30px -5px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 210, 255, 0.08);
  --shadow-glow-cyan: 0 0 25px rgba(0, 210, 255, 0.35);

  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-sport: 'Montserrat', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--ucl-deep-space);
  color: var(--ucl-silver);
  min-height: 100vh;
  line-height: 1.5;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(30, 58, 138, 0.45) 0%, transparent 60%),
    radial-gradient(circle at 10% 40%, rgba(0, 210, 255, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 60%, rgba(59, 130, 246, 0.12) 0%, transparent 50%),
    linear-gradient(180deg, #040817 0%, #030614 100%);
  background-attachment: fixed;
  overflow-x: hidden;
}

/* ==========================================================================
   HEADER HERO & CHAMPIONS BANNER
   ========================================================================== */
.header-hero {
  position: relative;
  background: linear-gradient(180deg, rgba(6, 12, 33, 0.96) 0%, rgba(3, 7, 18, 0.92) 100%);
  border-bottom: 1px solid var(--border-star);
  backdrop-filter: blur(16px);
  padding: 1.25rem 1.5rem 1.5rem 1.5rem;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.6);
  z-index: 50;
}

.header-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ucl-cyan-glow), transparent);
}

.header-container {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-logo-container {
  position: relative;
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #0b1945, #1e3a8a);
  border: 1px solid var(--border-glass-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow-cyan);
  overflow: hidden;
  flex-shrink: 0;
}

.brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-logo-fallback {
  font-size: 28px;
  filter: drop-shadow(0 0 8px rgba(0, 210, 255, 0.8));
}

.brand-info h1 {
  font-family: var(--font-sport);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  background: linear-gradient(135deg, #ffffff 0%, #dbeafe 50%, #93c5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
  line-height: 1.2;
}

.brand-badge-wrapper {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.2rem;
  flex-wrap: wrap;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.18rem 0.65rem;
  background: rgba(0, 210, 255, 0.12);
  border: 1px solid rgba(0, 210, 255, 0.35);
  border-radius: var(--radius-full);
  color: var(--ucl-cyan-glow);
  font-family: var(--font-sport);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 0 10px rgba(0, 210, 255, 0.2);
}

.brand-badge.year {
  background: rgba(251, 191, 36, 0.15);
  border-color: rgba(251, 191, 36, 0.4);
  color: var(--ucl-gold);
  box-shadow: 0 0 10px rgba(251, 191, 36, 0.2);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.btn-admin-auth {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 1.15rem;
  background: rgba(10, 20, 50, 0.6);
  border: 1px solid var(--border-glass-bright);
  color: var(--ucl-silver);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
}

.btn-admin-auth:hover, .btn-admin-auth:active {
  background: rgba(0, 210, 255, 0.2);
  border-color: var(--ucl-cyan-glow);
  color: #fff;
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.4);
}

.btn-admin-active {
  background: linear-gradient(135deg, #10b981, #059669) !important;
  color: #fff !important;
  border-color: #34d399 !important;
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.5) !important;
}

/* ==========================================================================
   MAIN WRAPPER & CHAMPIONS NAVIGATION
   ========================================================================== */
.main-wrapper {
  max-width: 1240px;
  margin: 0 auto;
  padding: 1.75rem 1rem 4rem 1rem;
}

.series-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--ucl-navy-card);
  padding: 0.4rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-ucl);
  margin-bottom: 1.75rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.series-nav::-webkit-scrollbar {
  display: none;
}

.series-tab {
  padding: 0.65rem 1.3rem;
  border: none;
  background: transparent;
  color: var(--ucl-silver-dim);
  font-family: var(--font-sport);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
}

.series-tab:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.series-tab.active {
  background: linear-gradient(135deg, #1d4ed8 0%, #0284c7 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(2, 132, 199, 0.5);
  border: 1px solid rgba(0, 210, 255, 0.4);
}

.series-tab.acumulada.active {
  background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.5);
  border: 1px solid rgba(251, 191, 36, 0.5);
  color: #000;
}

/* ==========================================================================
   STATS CARDS (CHAMPIONS PODIUM)
   ========================================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.stat-card {
  background: var(--ucl-navy-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-ucl);
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--ucl-blue-electric);
}

.stat-card.leader::before { background: var(--ucl-gold); }
.stat-card.matches::before { background: var(--ucl-cyan-glow); }
.stat-card.teams::before { background: var(--ucl-emerald); }

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  overflow: hidden;
  flex-shrink: 0;
}

.stat-card.leader .stat-icon {
  background: rgba(245, 158, 11, 0.15);
  border-color: rgba(245, 158, 11, 0.35);
  color: var(--ucl-gold);
}

.stat-info .stat-label {
  font-family: var(--font-sport);
  font-size: 0.7rem;
  color: var(--ucl-silver-dim);
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.stat-info .stat-value {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 900;
  color: #ffffff;
  margin-top: 0.1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  word-break: break-word;
}

/* ==========================================================================
   LEADERBOARD TABLE (CHAMPIONS STYLING)
   ========================================================================== */
.table-card {
  background: var(--ucl-navy-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-ucl);
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.table-header-bar {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.02);
}

.table-title h2 {
  font-family: var(--font-sport);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.table-subtitle {
  font-size: 0.8rem;
  color: var(--ucl-silver-dim);
  margin-top: 0.15rem;
}

.table-tools {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.table-search {
  position: relative;
  min-width: 220px;
}

.table-search input {
  width: 100%;
  padding: 0.55rem 1rem 0.55rem 2.3rem;
  background: rgba(4, 8, 24, 0.6);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  color: #ffffff;
  font-size: 0.85rem;
  outline: none;
  transition: all 0.2s ease;
}

.table-search input:focus {
  border-color: var(--ucl-cyan-glow);
  box-shadow: 0 0 12px rgba(0, 210, 255, 0.3);
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ucl-silver-dim);
  font-size: 0.85rem;
}

/* BOTÓN INSTAGRAM PRO */
.btn-instagram {
  background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-family: var(--font-sport);
  font-weight: 800;
  font-size: 0.8rem;
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 4px 15px rgba(253, 29, 29, 0.35);
  white-space: nowrap;
}

.btn-instagram:hover, .btn-instagram:active {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(253, 29, 29, 0.6);
}

/* TABLE STYLING */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
  text-align: center;
  min-width: 600px;
}

.leaderboard-table th {
  background: rgba(4, 9, 28, 0.7);
  padding: 0.9rem 0.8rem;
  font-family: var(--font-sport);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ucl-silver-dim);
  border-bottom: 1px solid var(--border-glass);
  white-space: nowrap;
}

.leaderboard-table th.th-team {
  text-align: left;
  padding-left: 1.5rem;
}

.leaderboard-table th.th-pts {
  color: var(--ucl-gold);
  background: rgba(245, 158, 11, 0.1);
  font-weight: 900;
}

.leaderboard-table td {
  padding: 0.85rem 0.8rem;
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: background 0.15s ease;
  white-space: nowrap;
}

.leaderboard-table tbody tr:hover {
  background-color: var(--ucl-navy-hover);
}

/* PODIUM POSITIONS */
.pos-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  font-family: var(--font-sport);
  font-weight: 900;
  font-size: 0.85rem;
}

.pos-1 .pos-badge {
  background: linear-gradient(135deg, #fde047, #d97706);
  color: #000;
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.6);
}

.pos-2 .pos-badge {
  background: linear-gradient(135deg, #ffffff, #94a3b8);
  color: #000;
}

.pos-3 .pos-badge {
  background: linear-gradient(135deg, #f59e0b, #78350f);
  color: #fff;
}

.pos-regular .pos-badge {
  color: var(--ucl-silver-dim);
  background: rgba(255, 255, 255, 0.04);
}

.td-team {
  text-align: left !important;
  padding-left: 1.5rem !important;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.team-logo-wrapper {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
  padding: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.team-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: high-quality;
  transform: scale(1.02);
}

.team-avatar-fallback {
  font-family: var(--font-sport);
  font-size: 0.75rem;
  font-weight: 900;
  color: var(--ucl-cyan-glow);
}

.td-pts {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.15rem;
  color: var(--ucl-gold);
  background: rgba(245, 158, 11, 0.05);
}

.td-pg { color: #34d399; font-weight: 700; }
.td-pe { color: #93c5fd; font-weight: 700; }
.td-pp { color: #f87171; font-weight: 700; }

/* ==========================================================================
   ADMIN PANEL & MODALS
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(2, 5, 15, 0.85);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  padding: 1rem;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: #08102b;
  border: 1px solid var(--border-star);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9), 0 0 30px rgba(0, 210, 255, 0.2);
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: scale(0.95);
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.modal-backdrop.open .modal-box {
  transform: scale(1);
}

.modal-box.auth-box {
  max-width: 440px;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.02);
  flex-shrink: 0;
}

.modal-header h3 {
  font-family: var(--font-sport);
  font-size: 1.2rem;
  font-weight: 900;
  text-transform: uppercase;
  color: #ffffff;
}

.btn-close-modal {
  background: transparent;
  border: none;
  color: var(--ucl-silver-dim);
  font-size: 1.6rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
  padding: 0.2rem;
}

.btn-close-modal:hover {
  color: #fff;
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* ADMIN MAIN TABS */
.admin-main-nav {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 0.75rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.admin-main-nav::-webkit-scrollbar {
  display: none;
}

.admin-main-tab {
  padding: 0.55rem 1.1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--ucl-silver-dim);
  font-family: var(--font-sport);
  font-weight: 800;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.admin-main-tab:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.admin-main-tab.active {
  background: linear-gradient(135deg, #1d4ed8, #0284c7);
  color: #fff;
  border-color: var(--ucl-cyan-glow);
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.3);
}

.admin-section-content {
  display: none;
}

.admin-section-content.active {
  display: block;
}

/* FORMS & INPUTS */
.form-group {
  margin-bottom: 1.15rem;
}

.form-group label {
  display: block;
  font-family: var(--font-sport);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
  color: var(--ucl-silver-dim);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(2, 6, 20, 0.7);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-size: 0.9rem;
  outline: none;
  transition: all 0.2s;
}

.form-control:focus {
  border-color: var(--ucl-cyan-glow);
  box-shadow: 0 0 12px rgba(0, 210, 255, 0.3);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.btn {
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-sport);
  font-weight: 800;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.btn-primary {
  background: linear-gradient(135deg, #1d4ed8, #0284c7);
  color: #fff;
  border: 1px solid rgba(0, 210, 255, 0.4);
}

.btn-success {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--ucl-silver);
}

.btn-danger-outline {
  background: transparent;
  border: 1px solid rgba(244, 63, 94, 0.4);
  color: var(--ucl-rose);
}

/* ADMIN EDIT TABLES */
.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th {
  background: rgba(3, 7, 22, 0.8);
  padding: 0.65rem 0.75rem;
  font-family: var(--font-sport);
  font-size: 0.7rem;
  color: var(--ucl-silver-dim);
  text-transform: uppercase;
}

.admin-table td {
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.admin-input-num {
  width: 54px;
  padding: 0.4rem;
  background: rgba(2, 6, 20, 0.8);
  border: 1px solid var(--border-glass);
  border-radius: 6px;
  color: #ffffff;
  font-weight: 800;
  text-align: center;
  outline: none;
}

.admin-input-num:focus {
  border-color: var(--ucl-gold);
  background: rgba(245, 158, 11, 0.15);
}

.admin-series-selector {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 1.15rem;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 0.75rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.admin-tab-btn {
  padding: 0.4rem 0.9rem;
  background: transparent;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--ucl-silver-dim);
  font-family: var(--font-sport);
  font-weight: 800;
  font-size: 0.78rem;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
}

.admin-tab-btn.active {
  background: var(--ucl-blue-electric);
  color: #fff;
  border-color: var(--ucl-cyan-glow);
}

/* LOGOS MANAGER GRID */
.logos-manager-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.85rem;
  max-height: 48vh;
  overflow-y: auto;
  padding-right: 0.4rem;
}

.logo-card {
  background: rgba(2, 6, 20, 0.6);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.logo-preview-box {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.logo-preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.logo-team-name {
  font-family: var(--font-sport);
  font-weight: 800;
  font-size: 0.82rem;
  color: #ffffff;
  margin-bottom: 0.35rem;
}

.logo-actions {
  display: flex;
  gap: 0.35rem;
}

.btn-upload-logo {
  padding: 0.3rem 0.65rem;
  background: rgba(0, 210, 255, 0.15);
  border: 1px solid rgba(0, 210, 255, 0.4);
  color: var(--ucl-cyan-glow);
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 800;
  cursor: pointer;
}

.btn-remove-logo {
  padding: 0.3rem 0.45rem;
  background: transparent;
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: var(--ucl-rose);
  border-radius: 6px;
  font-size: 0.72rem;
  cursor: pointer;
}

/* TEAMS MANAGER LIST */
.team-item-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
  background: rgba(2, 6, 20, 0.6);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  margin-bottom: 0.5rem;
}

.team-item-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-glass);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 0.25rem;
  width: 70%;
  outline: none;
}

/* USERS MANAGER LIST */
.user-item-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.95rem;
  background: rgba(2, 6, 20, 0.6);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  margin-bottom: 0.6rem;
}

.user-badge-role {
  font-size: 0.68rem;
  font-weight: 800;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.user-badge-admin {
  background: rgba(251, 191, 36, 0.2);
  color: var(--ucl-gold);
  border: 1px solid rgba(251, 191, 36, 0.4);
}

.user-badge-editor {
  background: rgba(0, 210, 255, 0.15);
  color: var(--ucl-cyan-glow);
  border: 1px solid rgba(0, 210, 255, 0.35);
}

/* TOAST */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 200;
}

.toast {
  background: rgba(8, 16, 43, 0.95);
  border: 1px solid var(--border-star);
  color: #fff;
  padding: 0.8rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 210, 255, 0.3);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 0.85rem;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success { border-color: var(--ucl-emerald); }
.toast.error { border-color: var(--ucl-rose); }

/* FOOTER */
footer {
  text-align: center;
  padding: 2.5rem 1rem;
  border-top: 1px solid var(--border-glass);
  color: var(--ucl-silver-dim);
  font-size: 0.82rem;
}

/* ==========================================================================
   RESPONSIVE OPTIMIZATIONS (MÓVILES, TABLETS Y ESCRITORIO)
   ========================================================================== */
@media (max-width: 768px) {
  .hide-on-mobile {
    display: none !important;
  }

  .header-hero {
    padding: 1rem 1rem 1.25rem 1rem;
  }
  
  .header-container {
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
  }

  .brand-wrapper {
    gap: 0.75rem;
  }

  .brand-logo-container {
    width: 48px;
    height: 48px;
    border-radius: 10px;
  }

  .brand-info h1 {
    font-size: 1.2rem;
  }

  .header-actions {
    width: 100%;
    justify-content: space-between;
  }

  .btn-admin-auth {
    flex: 1;
    justify-content: center;
    padding: 0.6rem 0.75rem;
  }

  .main-wrapper {
    padding: 1.25rem 0.75rem 3rem 0.75rem;
  }

  .series-nav {
    justify-content: flex-start;
    padding: 0.35rem;
    margin-bottom: 1.25rem;
  }

  .series-tab {
    padding: 0.55rem 1rem;
    font-size: 0.78rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
  }

  .stat-card {
    padding: 0.9rem 1rem;
  }

  .table-header-bar {
    padding: 1rem;
    flex-direction: column;
    align-items: stretch;
  }

  .table-title h2 {
    font-size: 1.05rem;
  }

  .table-tools {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .table-search {
    width: 100%;
    min-width: 100%;
  }

  .btn-instagram {
    justify-content: center;
    width: 100%;
    padding: 0.65rem 1rem;
  }

  .leaderboard-table th, 
  .leaderboard-table td {
    padding: 0.7rem 0.55rem;
    font-size: 0.82rem;
  }

  .td-team {
    padding-left: 0.85rem !important;
    gap: 0.65rem;
  }

  .team-logo-wrapper { width: 32px; height: 32px; border-radius: 6px; }

  .pos-badge {
    width: 26px;
    height: 26px;
    font-size: 0.75rem;
  }

  /* MODAL EN CELULAR */
  .modal-backdrop {
    padding: 0.5rem;
  }

  .modal-box {
    max-height: 95vh;
    border-radius: var(--radius-md);
  }

  .modal-header {
    padding: 1rem 1.15rem;
  }

  .modal-body {
    padding: 1rem;
  }

  .admin-main-tab {
    padding: 0.45rem 0.85rem;
    font-size: 0.72rem;
  }

  .toast-container {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }

  .toast {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .brand-info h1 {
    font-size: 1.05rem;
  }
  
  .brand-badge {
    font-size: 0.65rem;
    padding: 0.15rem 0.5rem;
  }
}

/* TOUCH & MOBILE ACCESSIBILITY */
.btn, .btn-admin-auth, .series-tab, .admin-main-tab, .btn-upload-logo, .btn-remove-logo, .btn-close-modal {
  touch-action: manipulation !important;
  -webkit-tap-highlight-color: transparent !important;
  user-select: none !important;
  cursor: pointer !important;
}

.btn-success, .btn-secondary, .btn-primary, .btn-danger-outline {
  min-height: 44px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
}